ID B9L6I4_NAUPA Unreviewed; 590 AA.
AC B9L6I4;
DT 24-MAR-2009, integrated into UniProtKB/TrEMBL.
DT 24-MAR-2009, sequence version 1.
DT 24-JAN-2024, entry version 104.
DE RecName: Full=Glutamine--fructose-6-phosphate aminotransferase [isomerizing] {ECO:0000256|ARBA:ARBA00016090, ECO:0000256|HAMAP-Rule:MF_00164};
DE EC=2.6.1.16 {ECO:0000256|ARBA:ARBA00012916, ECO:0000256|HAMAP-Rule:MF_00164};
DE AltName: Full=D-fructose-6-phosphate amidotransferase {ECO:0000256|HAMAP-Rule:MF_00164};
DE AltName: Full=GFAT {ECO:0000256|HAMAP-Rule:MF_00164};
DE AltName: Full=Glucosamine-6-phosphate synthase {ECO:0000256|HAMAP-Rule:MF_00164};
DE AltName: Full=Hexosephosphate aminotransferase {ECO:0000256|HAMAP-Rule:MF_00164};
DE AltName: Full=L-glutamine--D-fructose-6-phosphate amidotransferase {ECO:0000256|HAMAP-Rule:MF_00164};
GN Name=glmS {ECO:0000256|HAMAP-Rule:MF_00164,
GN ECO:0000313|EMBL:ACM92871.1};
GN OrderedLocusNames=NAMH_1585 {ECO:0000313|EMBL:ACM92871.1};
OS Nautilia profundicola (strain ATCC BAA-1463 / DSM 18972 / AmH).
OC Bacteria; Campylobacterota; Epsilonproteobacteria; Nautiliales;
OC Nautiliaceae; Nautilia.
OX NCBI_TaxID=598659 {ECO:0000313|EMBL:ACM92871.1, ECO:0000313|Proteomes:UP000000448};
RN [1] {ECO:0000313|EMBL:ACM92871.1, ECO:0000313|Proteomes:UP000000448}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1463 / DSM 18972 / AmH
RC {ECO:0000313|Proteomes:UP000000448};
RX PubMed=19197347; DOI=10.1371/journal.pgen.1000362;
RA Campbell B.J., Smith J.L., Hanson T.E., Klotz M.G., Stein L.Y., Lee C.K.,
RA Wu D., Robinson J.M., Khouri H.M., Eisen J.A., Cary S.C.;
RT "Adaptations to submarine hydrothermal environments exemplified by the
RT genome of Nautilia profundicola.";
RL PLoS Genet. 5:E1000362-E1000362(2009).
CC -!- FUNCTION: Catalyzes the first step in hexosamine metabolism, converting
CC fructose-6P into glucosamine-6P using glutamine as a nitrogen source.
CC {ECO:0000256|HAMAP-Rule:MF_00164}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=D-fructose 6-phosphate + L-glutamine = D-glucosamine 6-
CC phosphate + L-glutamate; Xref=Rhea:RHEA:13237, ChEBI:CHEBI:29985,
CC ChEBI:CHEBI:58359, ChEBI:CHEBI:58725, ChEBI:CHEBI:61527; EC=2.6.1.16;
CC Evidence={ECO:0000256|ARBA:ARBA00001031, ECO:0000256|HAMAP-
CC Rule:MF_00164};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00164}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00164}.
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DR EMBL; CP001279; ACM92871.1; -; Genomic_DNA.
DR RefSeq; WP_015901923.1; NC_012115.1.
DR AlphaFoldDB; B9L6I4; -.
DR STRING; 598659.NAMH_1585; -.
DR MEROPS; C44.A08; -.
DR KEGG; nam:NAMH_1585; -.
DR eggNOG; COG0449; Bacteria.
DR HOGENOM; CLU_012520_5_2_7; -.
DR OMA; ASEYRYA; -.
DR OrthoDB; 9761808at2; -.
DR Proteomes; UP000000448; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0097367; F:carbohydrate derivative binding; IEA:InterPro.
DR GO; GO:0004360; F:glutamine-fructose-6-phosphate transaminase (isomerizing) activity; IEA:UniProtKB-UniRule.
DR GO; GO:1901137; P:carbohydrate derivative biosynthetic process; IEA:InterPro.
DR GO; GO:0005975; P:carbohydrate metabolic process; IEA:UniProtKB-UniRule.
DR GO; GO:0006541; P:glutamine metabolic process; IEA:UniProtKB-KW.
DR CDD; cd00714; GFAT; 1.
DR CDD; cd05008; SIS_GlmS_GlmD_1; 1.
DR CDD; cd05009; SIS_GlmS_GlmD_2; 1.
DR Gene3D; 3.60.20.10; Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1; 1.
DR HAMAP; MF_00164; GlmS; 1.
DR InterPro; IPR017932; GATase_2_dom.
DR InterPro; IPR005855; GFAT.
DR InterPro; IPR047084; GFAT_N.
DR InterPro; IPR035466; GlmS/AgaS_SIS.
DR InterPro; IPR035490; GlmS/FrlB_SIS.
DR InterPro; IPR029055; Ntn_hydrolases_N.
DR InterPro; IPR001347; SIS_dom.
DR InterPro; IPR046348; SIS_dom_sf.
DR NCBIfam; TIGR01135; glmS; 1.
DR PANTHER; PTHR10937; GLUCOSAMINE--FRUCTOSE-6-PHOSPHATE AMINOTRANSFERASE, ISOMERIZING; 1.
DR PANTHER; PTHR10937:SF0; GLUTAMINE--FRUCTOSE-6-PHOSPHATE TRANSAMINASE (ISOMERIZING); 1.
DR Pfam; PF13522; GATase_6; 1.
DR Pfam; PF01380; SIS; 2.
DR SUPFAM; SSF56235; N-terminal nucleophile aminohydrolases (Ntn hydrolases); 1.
DR SUPFAM; SSF53697; SIS domain; 1.
DR PROSITE; PS51278; GATASE_TYPE_2; 1.
DR PROSITE; PS51464; SIS; 2.
PE 3: Inferred from homology;
KW Aminotransferase {ECO:0000256|ARBA:ARBA00022576, ECO:0000256|HAMAP-
KW Rule:MF_00164}; Coiled coil {ECO:0000256|SAM:Coils};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00164};
KW Glutamine amidotransferase {ECO:0000256|ARBA:ARBA00022962};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00164}.
FT INIT_MET 1
FT /note="Removed"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
FT DOMAIN 2..216
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000259|PROSITE:PS51278"
FT DOMAIN 279..419
FT /note="SIS"
FT /evidence="ECO:0000259|PROSITE:PS51464"
FT DOMAIN 442..580
FT /note="SIS"
FT /evidence="ECO:0000259|PROSITE:PS51464"
FT COILED 37..64
FT /evidence="ECO:0000256|SAM:Coils"
FT ACT_SITE 2
FT /note="Nucleophile; for GATase activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
FT ACT_SITE 585
FT /note="For Fru-6P isomerization activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
SQ SEQUENCE 590 AA; 66324 MW; 4816368E48B4D9D0 CRC64;
MCGIVGCIGI EKPQKYLIEG LKELEYRGYD SAGIAIIDNK EIKVIKAVGK LKNLERKLDQ
VKFENPKLGI GHTRWATHGK PTEINAHPHT GQFSAVVHNG IIENYQEIKK FLEEKNINFV
SQTDTEVIVK LFEYFCNGDP FEAFKKTIEK IDGAYAILLI TKKEPDKIFF AKKGSPLIVA
KNSKGIYFAS SDAPLIGYAK QAHYLEDGEY GYVTENEIHI FQKNLMISPE FKDLPTDKES
AKKGGFRFYM EKEIYEQFDI LKETILGRNT EDGIKFDEVD KSFFNGINNI IISACGTSYH
AGLVGKYLIE RNAKIRVDVE VASELRYRNP LLTKDTLFIV ISQSGETADT LETLKMAKEA
GLKTLALCNV DNSSIVRVAD KTILLRAGIE KGVASTKAFA TQVMTLWMLS NYLGDINEYE
AINSAIEATK VDTALHEKIK RLSKRYLHGH GFFFIGRDIF FPLALEGALK LKEISYIHAE
GYPAGEMKHG PIALADPELF VVALLSKNIL YEKTKSNIEE LVARDATVLT ISSEFIEMTD
DFVKIKNSNH PMIEFFEMMV ITQLLALEVA VRMGNDVDMP RNLAKSVTVE
//